package 数组;
public class n {
    public static void main(String[] args) {
        String[] bookNames = {"Java编程", "Python入门", "数据结构"};
        double[] prices = new double[3];
        prices[0] = 59.9;
        prices[1] = 69.9;
        prices[2] = 49.9;

        for (int i = 0; i < bookNames.length; i++) {
            System.out.println(bookNames[i] + "：" + prices[i] + "元");
        }

        double total = 0;
        for (int i = 0; i < prices.length; i++) {
            total += prices[i];
        }
        System.out.println("总价：" + total + "元");
    }
}